pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-4786-495_Duke_of_Clarences_Waltz.ps) >>/Users/jc/w/tmp/Tune-4786-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/DftY/1803/Preston/495_Duke_of_Clarences_Waltz.abc

Error exit status 256; here are some files to check:
[get.cgi V=1/1 B=0 scale=0.65 512x512 PNG]
filesizedescription
Tune-4786-495_Duke_of_Clarences_Waltz.abc 1127 ABC music file with the extracted tune(s)
Tune-4786-495_Duke_of_Clarences_Waltz.ps 41074 PostScript
Tune-4786-495_Duke_of_Clarences_Waltz.txt 1127 Plain-text file with the extracted tune(s)
Tune-4786-get.log 13477 Log file, useful mostly for debugging
Tune-47861-get.log 3526 Log file, useful mostly for debugging
Tune-47865-get.log 5182 Log file, useful mostly for debugging
Tune-47867-get.log 4007 Log file, useful mostly for debugging
Tune-47868-get.log 4555 Log file, useful mostly for debugging
These files should be available for 24 hours.